65% Cut in Traveler’s Diarrhea With a Simple OTC Remedy

Regular use of the over-the-counter remedy bismuth subsalicylate (Pepto-Bismol) can cut the risk of traveler’s diarrhea by about 65%, especially in high-risk regions such as Latin America, sub-Saharan Africa and parts of Asia; maintain consistent dosing and consider dietary precautions, as probiotics or antibiotics may not be the best preventive measures.